#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,a[15],b,s=0;
for(int i=1;i<=10;i++)
{
cin>>a[i];
}
cin>>b;
for(int i=1;i<=10;i++)
{
if(a[i]<=b+30)
{

s++;
}
}
cout<<s;
return 0;
}

史上最通俗易懂，最暴力的代码：
#include<iostream>
using namespace std;
int main(){
int l,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,dl,ans;
cin>>a1>>a2>>a3>>a4>>a5>>a6>>a7>>a8>>a9>>a10;
cin>>l;
dl=30;
l=l+dl;
if(l>=a1) ans++;
else ans=ans;
if(l>=a2) ans++;
else ans=ans;
if(l>=a3) ans++;
else ans=ans;
if(l>=a4) ans++;
else ans=ans;
if(l>=a5) ans++;
else ans=ans;
if(l>=a6) ans++;
else ans=ans;
if(l>=a7) ans++;
else ans=ans;
if(l>=a8) ans++;
else ans=ans;

if(l>=a9) ans++;
else ans=ans;
if(l>=a10) ans++;
else ans=ans;
cout<<ans<<endl;
return 0;

}

#include<stdio.h>
int main(){
    int a[10];//十个苹果的高度 
    int b;//手伸直能达到的最大高度
    int c=0;//摘到的苹果个数 
    for(int i=0;i<10;i++){
        scanf("%d",&a[i]);//输出十个苹果高度
    }
    scanf("%d",&b);//输出手伸直能达到的最大高度
    for(int n=0;n<10;n++){
        if(a[n]<=(b+30)){
            c++;
        }        
    }
    printf("%d",c);
    return 0;
}

题解不审核？

大水题

#include<iostream>
using namespace std;

int main() {
    
    int a[15], height, cnt = 0;
    for(int i = 0 ; i < 10 ; ++i) {
        cin >> a[i];
    }
    cin >> height;
    
    for(int i = 0 ; i < 10 ; ++i) {
        if(height + 30 >= a[i])
            cnt++; 
    }
    
    cout << cnt << endl;
    return 0;
} 

P党题解

var
  a:array[1..10] of longint;
  i,m,s:longint;
begin
  for i:=1 to 10 do read(a[i]);
  readln(m);
  for i:=1 to 10 do if m+30>=a[i] then inc(s);
  writeln(s);
end.

#include<iostream>
using namespace std;
int main()
{
    int a[10000],n,i,cnt=0;
    int c[10+5];
    for(i=1;i<=10;i++)
    {
        cin>>a[i];
    }
    cin>>n;
    for(i=1;i<=10;i++)
    {
        if(a[i]<=n+30)
        {
            cnt++;
        }
    }
    cout<<cnt;
    return 0;
}

#include "cstdio"
int a[10];
int main(){
int n,i,s=0;
for(i=0;i<10;i++)scanf("%d",&a[i]);
scanf("%d",&n);
for(i=0;i<10;i++){
if(a[i]<=30+n)s++;
}
printf("%d",s);
return 0;
}

很长很长，if套if

#include<cstdio>
#include<cmath>
#include<algorithm>
#include<cstring>
#include<iostream>
using namespace std;
int main () {
    int a, b, c, d, e, f, g, h, i, j, o, tmp = 0, m;
    scanf("%d %d %d %d %d %d %d %d %d %d\n%d", &a, &b, &c, &d, &e, &f, &g, &h, &i, &j, &o);
    m = o + 30;
    if (100 <= a && a <= 200 && 100 <= o && o <= 120) {
        if (100 <= b && b <= 200) {
            if (100 <= c && c <= 200) {
                if (100 <= d && d <= 200) {
                    if (100 <= e && e <= 200) {
                        if (100 <= f && f <= 200) {
                            if (100 <= g && g <= 200) {
                                if (100 <= h && h <= 200) {
                                    if (100 <= i && i <= 200) {
                                        if (100 <= j && j <= 200) {
                                            if (m >= a) tmp++;
                                            if (m >= b) tmp++;
                                            if (m >= c) tmp++;
                                            if (m >= d) tmp++;
                                            if (m >= e) tmp++;
                                            if (m >= f) tmp++;
                                            if (m >= g) tmp++;
                                            if (m >= h) tmp++;
                                            if (m >= i) tmp++;
                                            if (m >= j) tmp++;
                                     } else {
                                            tmp = 0;
                                        }
                                    } else {
                                        tmp = 0;
                                    }
                                } else {
                                    tmp = 0;
                                }
                            } else {
                                tmp = 0;
                            }
                        } else {
                            tmp = 0;
                        }
                    } else {
                        tmp = 0;
                    }
                } else {
                    tmp = 0;
                }
            } else {
                tmp = 0;
            }
        } else {
            tmp = 0;
        }
    } else {
        tmp = 0;
    }
    printf("%d", tmp);
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int high=0,a[10001],n=0;
    for(int i=1;i<=10;i++)
        cin>>a[i];
    cin>>high;
    for(int i=1;i<=10;i++)
        if(a[i]<=(high+30))
            n++;
    cout<<n<<endl;
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int high=0,a[10001],n=0;
    for(int i=1;i<=10;i++)
        cin>>a[i];
    cin>>high;
    for(int i=1;i<=10;i++)
        if(a[i]<=(high+30))
            n++;
    cout<<n<<endl;
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int high=0,a[10001],n=0;
    for(int i=1;i<=10;i++)
        cin>>a[i];
    cin>>high;
    for(int i=1;i<=10;i++)
        if(a[i]<=(high+30))
            n++;
    cout<<n<<endl;
    return 0;
}

这道题Chinaの各大OJ上都有~~吧~~

不解释，上代码：

#include <bits/stdc++.h>
#define maxn 11
#define ri register int
using namespace std;
int read()
{
    int r=0, f=1;
    char c=getchar();
    while((c<'0'||c>'9')&&c!='-')
        c=getchar();
    if(c=='-')
        f=-1,c=getchar();
    while(c<='9'&&c>='0')
        r=r*10+c-'0',c=getchar();
    return r*f;
}
int a[maxn], m, ans; 
int main()
{
    for(ri i=1; i<maxn; i++)
        a[i]=read();
    m=read();
    for(ri i=1; i<maxn; i++)
        if(m+30>=a[i])
            ans++;
    printf("%d", ans);
    return 0;
}

#include <iostream>
using namespace std;
int main(void)
{
int apple[10];
int i=0,hand;
int num=0;
while(i<10){
cin>>apple[i];
++i;
}
cin>>hand;
hand+=30;
i=0;
while(i<10){
if(hand>=apple[i])++num;
++i;
}
cout<<num;
return 0;
}

#include<cstdio>
#include<iostream>
using namespace std;

int a[20];
int n,m;

int main()
{

for(int i=1;i<=10;i++)
cin>>a[i];
cin>>n;

for(int i=1;i<=10;i++)

{
if((n+30)>=a[i])//判断
m++;
}
cout<<m;
return 0;
}

#include <iostream>
using namespace std;
int height[20],H,s;
int main()
{
    for(int i=0;i<10;i++)cin >> height[i];
    cin >> H;
    H += 30;
    for(int i=0;i<10;i++)s+=!(H<height[i]);
    cout << s;
}

#include <iostream>
using namespace std;
int height[20],H,s;
int main()
{
    for(int i=0;i<10;i++)cin >> height[i];
    cin >> H;
    H += 30;
    for(int i=0;i<10;i++)s+=!(H<height[i]);
    cout << s;
}

#include <iostream>
using namespace std;
int height[20],H,s;
int main()
{
    for(int i=0;i<10;i++)cin >> height[i];
    cin >> H;
    H += 30;
    for(int i=0;i<10;i++)s+=!(H<height[i]);
    cout << s;
}

#include <iostream>
using namespace std;
int height[20],H,s;
int main()
{
    for(int i=0;i<10;i++)cin >> height[i];
    cin >> H;
    H += 30;
    for(int i=0;i<10;i++)s+=!(H<height[i]);
    cout << s;
}

简单的一批
#include<bits/stdc++.h>
using namespace std;
int a[11];
int main(){
int n,count=0;
for(int i=1;i<=10;i++)scanf("%d",&a[i]);
scanf("%d",&n);n+=30;
for(int i=1;i<=10;i++)if(n>=a[i])count++;
printf("%d",count);
return 0;
}